AO2000 CONTINUOUS GAS ANALYZERS  |  OI/AO2000-EN REV. B  323
 
 
 
No. Text  S A 
F Reaction/Remark 
116  The Profibus Module is mount-
ed on the wrong slot! The Pro-
fibus interface is therefore not 
working. Please remount the 
Profibus Module on slot 
X20/X21. 
x  x      See message text 
117  The configuration backup was 
saved. 
         
118  The configuration backup was 
loaded. The system has been 
restarted. 
         
119  The system configuration could 
not be loaded!, This system 
therefore contains no configu-
ration now. Please enter menu: 
Configure/System/Save  
Save configuration to load your 
backup configuration. Or use 
SMT to re-install your configu-
ration.  
x  x      See message text 
System bus             
201  The selected system bus mod-
ule could not be found. 
x  x      Check plug connections and terminating resistors on the 
system bus. Make sure the system bus module serial 
number is correctly entered: 
MENU 
→ Diagnostics/Information → System 
overview 
203  The selected system bus mod-
ule does not exist. 
x  x      Check plug connections and terminating resistors on the 
system bus. 
208  The system bus was not able to 
transfer data into the data-
base. 
x  x          The system bus module software version is not com-
patible with that of the system controller; update the 
system controller software.   
209  The system bus connection   
to this module is interrupted. 
x  x          Check the system bus connection to the indicated sys-
tem bus module. Check the power supply system of the 
indicated system bus module. 
210  The system bus module con-
figuration has changed. 
x  x          For information; the configuration data are automati-
cally updated 
211  The system bus module has no 
more on-board memory. 
x  x          Check the system bus module configuration: 
MENU → Diagnostics/Information→ System 
overview 
214  The system is currently main-
tained with Optima SMT. 
         
215  The analyzer module has an 
internal communication error! 
x  x      Notify Service. 
216  The analyzer module has an 
internal program error! 
x  x      Notify Service. 
250  The selected analyzer module 
could not be found! 
x  x          Check the connectors and cabling. 
251  The connection to the analyzer 
has been lost! 
x  x          Check the connectors and cabling. 
252  The EEPROM data of the ana-
lyzer is faulty! 
x  x          Check the configuration with TCT. 
253  Communication with the ana-
lyzer is faulty! 
x  x          Check the connectors and cabling.